| 32 |
|
|
| 33 |
|
/* special pointer values */ |
| 34 |
|
#define TM_XYZPRIM (RGBPRIMP)NULL /* indicate XYZ primaries (Note 1) */ |
| 35 |
< |
#define TM_NOCHROM (BYTE *)NULL /* indicate no chrominance */ |
| 36 |
< |
#define TM_NOCHROMP (BYTE **)NULL /* indicate no chrominances */ |
| 35 |
> |
#define TM_NOCHROM (uby8 *)NULL /* indicate no chrominance */ |
| 36 |
> |
#define TM_NOCHROMP (uby8 **)NULL /* indicate no chrominances */ |
| 37 |
|
#define TM_GETFILE (FILE *)NULL /* indicate file must be opened */ |
| 38 |
|
|
| 39 |
|
|
| 51 |
|
|
| 52 |
|
/**** Conversion Constants and Table Sizes ****/ |
| 53 |
|
|
| 54 |
< |
#define TM_BRTSCALE 512 /* brightness scale factor (integer) */ |
| 54 |
> |
#define TM_BRTSCALE 256 /* brightness scale factor (integer) */ |
| 55 |
|
|
| 56 |
< |
#define TM_NOBRT (-1<<15) /* bogus brightness value */ |
| 56 |
> |
#define TM_NOBRT (~0x7fff) /* bogus brightness value */ |
| 57 |
|
#define TM_NOLUM (1e-17) /* ridiculously small luminance */ |
| 58 |
|
|
| 59 |
+ |
#define TM_BRES 4096 /* luminance tone-map resolution */ |
| 60 |
+ |
|
| 61 |
|
#define TM_MAXPKG 8 /* maximum number of color formats */ |
| 62 |
|
|
| 63 |
|
|
| 66 |
|
#ifndef MEM_PTR |
| 67 |
|
#define MEM_PTR void * |
| 68 |
|
#endif |
| 69 |
+ |
#ifndef HIST_TYP |
| 70 |
+ |
#define HIST_TYP unsigned long |
| 71 |
+ |
#endif |
| 72 |
+ |
#define TMAP_TYP unsigned short |
| 73 |
|
|
| 74 |
|
extern char *tmErrorMessage[]; /* error messages */ |
| 75 |
|
|
| 87 |
|
MEM_PTR inpdat; /* current input client data */ |
| 88 |
|
COLORMAT cmat; /* color conversion matrix */ |
| 89 |
|
TMbright hbrmin, hbrmax; /* histogram brightness limits */ |
| 90 |
< |
int *histo; /* input histogram */ |
| 90 |
> |
HIST_TYP *histo; /* input histogram */ |
| 91 |
|
TMbright mbrmin, mbrmax; /* mapped brightness limits */ |
| 92 |
< |
unsigned short *lumap; /* computed luminance map */ |
| 92 |
> |
TMAP_TYP *lumap; /* computed luminance map */ |
| 93 |
|
MEM_PTR pd[TM_MAXPKG]; /* pointers to private data */ |
| 94 |
|
int lastError; /* last error incurred */ |
| 95 |
|
const char *lastFunc; /* error-generating function name */ |
| 221 |
|
*/ |
| 222 |
|
|
| 223 |
|
extern int |
| 224 |
< |
tmMapPixels(TMstruct *tms, BYTE *ps, TMbright *ls, BYTE *cs, int len); |
| 224 |
> |
tmMapPixels(TMstruct *tms, uby8 *ps, TMbright *ls, uby8 *cs, int len); |
| 225 |
|
/* |
| 226 |
|
Apply tone mapping function to pixel values. |
| 227 |
|
|
| 266 |
|
*/ |
| 267 |
|
|
| 268 |
|
extern int |
| 269 |
< |
tmCvColors(TMstruct *tms, TMbright *ls, BYTE *cs, COLOR *scan, int len); |
| 269 |
> |
tmCvColors(TMstruct *tms, TMbright *ls, uby8 *cs, COLOR *scan, int len); |
| 270 |
|
/* |
| 271 |
|
Convert RGB/XYZ float scanline to encoded luminance and chrominance. |
| 272 |
|
|
| 280 |
|
*/ |
| 281 |
|
|
| 282 |
|
extern int |
| 283 |
< |
tmCvColrs(TMstruct *tms, TMbright *ls, BYTE *cs, COLR *scan, int len); |
| 283 |
> |
tmCvColrs(TMstruct *tms, TMbright *ls, uby8 *cs, COLR *scan, int len); |
| 284 |
|
/* |
| 285 |
|
Convert RGBE/XYZE scanline to encoded luminance and chrominance. |
| 286 |
|
|
| 294 |
|
*/ |
| 295 |
|
|
| 296 |
|
extern int |
| 297 |
< |
tmLoadPicture(TMstruct *tms, TMbright **lpp, BYTE **cpp, int *xp, int *yp, |
| 297 |
> |
tmLoadPicture(TMstruct *tms, TMbright **lpp, uby8 **cpp, int *xp, int *yp, |
| 298 |
|
char *fname, FILE *fp); |
| 299 |
|
/* |
| 300 |
|
Load Radiance picture and convert to tone mapping representation. |
| 313 |
|
*/ |
| 314 |
|
|
| 315 |
|
extern int |
| 316 |
< |
tmMapPicture(BYTE **psp, int *xp, int *yp, int flags, |
| 316 |
> |
tmMapPicture(uby8 **psp, int *xp, int *yp, int flags, |
| 317 |
|
RGBPRIMP monpri, double gamval, double Lddyn, double Ldmax, |
| 318 |
|
char *fname, FILE *fp); |
| 319 |
|
/* |
| 338 |
|
*/ |
| 339 |
|
|
| 340 |
|
extern int |
| 341 |
< |
tmCvRGB48(TMstruct *tms, TMbright *ls, BYTE *cs, uint16 (*scan)[3], |
| 341 |
> |
tmCvRGB48(TMstruct *tms, TMbright *ls, uby8 *cs, uint16 (*scan)[3], |
| 342 |
|
int len, double gv); |
| 343 |
|
/* |
| 344 |
|
Convert 48-bit RGB scanline to encoded luminance and chrominance. |